package com.yz.gulimall.cart.vo;

import java.math.BigDecimal;
import java.util.List;

/**
 * 整个购物车
 * @author yz
 * @create 2021-11-15 23:19
 */
public class Cart {
    List<CartItem> items;
    //商品数量
    private Integer countNum;
    private Integer countType;
    //总价
    private BigDecimal totalAmount;
    //优惠
    private BigDecimal reduce = new BigDecimal("0.00");

    public List<CartItem> getItems() {
        return items;
    }

    public void setItems(List<CartItem> items) {
        this.items = items;
    }

    public Integer getCountNum() {
        int count = 0;
        if(items != null && items.size() > 0){
            for (CartItem item : items) {
                count += 1;
            }
        }
        return count;
    }

    public Integer getCountType() {
        int count = 0;
        if(items != null && items.size() > 0){
            for (CartItem item : items) {
                count += item.getCount();
            }
        }
        return count;
    }

    public BigDecimal getTotalAmount() {
        BigDecimal amount = new BigDecimal("0");
        if(items != null && items.size() > 0){
            for (CartItem item : items) {
                if(item.getCheck()){
                    BigDecimal totalPrice = item.getTotalPrice();
                    amount = amount.add(totalPrice);
                }
            }
        }
        return amount.subtract(getReduce());
    }

    public BigDecimal getReduce() {
        return reduce;
    }

}
